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1

CONFORMITY AND RANGE 

GENERAL INFORMATION

CONTENTS

GENERAL INFORMATION

1

5

6

7

8

11

15

16

17

17

18

Electrical Connections

Pimping between the indoor and outdoor units

Maintenance

Installation Dimension Diagram

Check After Installation

Bleeding

Conformity And Range

The Instructions Before Use

Name of  Parts

Outdoor Unit Working Temperature Range

GENERAL

INSTALLER

 INFORMATION

Please read this owner's manual carefully before operating the unit and keep it carefully for consultation. 

Only use the air conditioner as instructed in this booklet. These instructions are not intended to
cover every possible condition and situation. As with any electrical household appliance, common sense
and caution are therefore always recommended for installation, operation and maintenance.

The products in this manual may be different with the real one, according to different models, 
some models have displayer and some models without displayer, the position and shape of 
the displayer please refer to the real one.

In line with the company’s policy of continual product improvement, the aesthetic and dimensional 
characteristics, technical data and accessories of this appliance may be changed without notice.

This appliance is not intended for use by persons (including children) with reduced physical, 

     sensory or mental capabilities, or lack of experience and knowledge, unless they have been 
     given supervision or instruction concerning use of the appliance by a person responsible for
     their safety.

 Children should be supervised to ensure that they do not play with the appliance.

This marking indicates that this product should not be disposed with other 
household wastes throughout the EU. To prevent possible harm to the
environment or human health from uncontrolled waste disposal, recycle 
it responsibly to promote the sustainable reuse of material resources. To
return your used device, please use the return and collection systems or
contact the retailer where the product was purchased. They can take this
product for environmental safe recycling.

2

Warning

Technical Data

9

Dimensions

Troubleshooting

19

Summary of Contents for MUEX-14-H3.2

Page 1: ...MULTI INVERTER H3 Outdoor unit MUEX H3 English CL20810 to CL20814 Owner s installation manual www mundoclima com...

Page 2: ...nd shape of the displayer please refer to the real one In line with the company s policy of continual product improvement the aesthetic and dimensional characteristics technical data and accessories o...

Page 3: ...shock Do not spray water on indoor unit It may cause electric shock or malfunction After removing the filter do not touch fins to avoid injury Do not use fire or hair dryer to dry the filter to avoid...

Page 4: ...tch should be included magnet buckle and heating buckle function it can protect the circuit short and overload Air Conditioner should be properly grounded Incorrect grounding may cause electric shock...

Page 5: ...nit and outdoor unit should be connected by a professional If the length of power connection wire is insufficient please contact the supplier for a new one Avoid extending the wire on yourself For the...

Page 6: ...ll be turned on or off according to your requir ement automatically please do not turn on or turn off the unit freque ntly otherwise disadvantage effect may be caused to the unit Rated voltage of this...

Page 7: ...ing the air conditioner otherwise electric shock might happen Wetting of air conditioner may cause the risk of electric shock Make sure not to wash your air conditioner in any case This product must n...

Page 8: ...ids such as thinner or gasoline will cause damage to the appearance of air The temperature of refrigerant circuit will be high please keep the interconnection cable away from the copper tube Note The...

Page 9: ...rical data Electricity supply Size and clearance TECHNICAL DATA GENERAL INFORMATION 8 MUEX 18 H3 2 MUEX 24 H3 3 MUEX 28 H3 4 P L H Minimum power cord section mm mm mm L P H Fuse or air switch 1015 362...

Page 10: ...DIMENS IONS GENERAL INFORMATION MUEX 14 H3 2 MUEX 18 H3 2 9 Unit mm Unit mm...

Page 11: ...DIMENS IONS GENERAL INFORMATION 10 MUEX 24 H3 3 MUEX 28 H3 4 8QLW PP MUEX 42 H3 5 Unit mm...

Page 12: ...ppearance of the units that have been purchased The appliance shall be installed in accordance with national wiring regulations Including an air switch with suitable capacity please note the following...

Page 13: ...hould be connected in fixed wiring The connection pipes and the connectiong wirings of the unit A unit B and unit C must be correspo nding to each other respectively Note The above figures are only in...

Page 14: ...each other respectively The appliance shall be installed in accordance with national wiring regulations Handle To the power supply To unit B To unit A connecting cable To unit C To unit D Outdoor uni...

Page 15: ...ot correspond to the appearance of the units that have been purchased Wrong wire connection may cause malfunction of some electric components After fixing cable ensure that leads between connection to...

Page 16: ...52 3 8 6 35 1 4 18 12 7 1 2 6 35 1 4 21 24 15 9 5 8 9 52 3 8 Pipe dimensions Do not install the outdoor unit in pits or air vents Installing the pipes Use suitable connecting pipes and equipment for t...

Page 17: ...2 way and 3 way valves Discon nect the vacuum pump hose 8 Replace and tighten all the caps on the valves Vacuum pump Vacuum pump Twisting moment N m 35 40 45 50 70 75 12 19 Diameter mm 9 52 15 20 6 IN...

Page 18: ...alified service personnel with reliability according to this manual Contact service center before installation to avoid the malfunction due to unprofessional installation When picking up and moving th...

Page 19: ...lems Owing to Improper Installation The unit may drop vibrate or make noises May cause unsatisfactory cooling heating effect May cause condensation and water dropping May cause condensation and water...

Page 20: ...ient temperature sensor is open short circuited Indoor hardware F2 Indoor evaporator temperature sensor is open short circuited Indoor hardware b5 Liquid valve temperature sensor is open short circuit...

Page 21: ...rant recycling mode Special Mode AL X fan H1 Defrosting or oil return in heating mode Special Mode Lc Start failure of compressor Outdoor hardware E4 High discharge temperature protection of compresso...

Page 22: ...Forced defrosting Special Mode H1 Oil return for heating or defrosting Special Mode H3 Compressor overheat protection Drive error H5 IPM protection Drive error H7 Motor desynchronizing Drive error Hc...

Page 23: ...mbient temperature sensor error Indoor RT1 36 Unit C mode conflict 37 Unit C anti freezing protection 41 Unit D comunication error 42 Unit D indoor pipe midway temperature sensor error Indoor RT2 or R...

Page 24: ...ASK FOR MORE INFORMATION Phone 34 93 446 27 80 eMail info mundoclima com TECHNICAL ASSISTANCE Phone 34 93 652 53 57 www mundoclima com...

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